Dị ka usoro nkwukọrịta ọzọ n'oge ọdachi,Netwọk nkeonwe LTEnabata atumatu nchekwa dị iche iche na ọkwa dị iche iche iji gbochie ndị ọrụ iwu na-akwadoghị ịnweta ma ọ bụ zuo data, yana iji chekwaa nchekwa nke nrịbama onye ọrụ na data azụmaahịa.
oyi akwa anụ ahụ
●Nabata eriri ugboro raara onwe ya nye ka ikewapụ ohere nke akụrụngwa na eriri ugboro na-enweghị ikike.
●Ndị ọrụ na-ejiIWAVE tactical lte ngwọtaekwentị mkpanaaka na kaadị UIM iji gbochie ịnweta ngwaọrụ ezighi ezi.
Network Layer
●A na-eji Milenage algọridim na paramita nyocha nke-tuple ise iji nweta nkwenye ụzọ abụọ n'etiti UE na netwọk.
Mgbe ọnụ na-abanye na netwọkụ ahụ, netwọk ahụ ga-enyocha ọnụ ọnụ iji gbochie ndị ọrụ iwu na-akwadoghị ịnweta.N'otu oge ahụ, ọnụ ga-enyochakwa netwọkụ ahụ iji gbochie ịnweta netwọk phishing.
Ọgụgụ 1: Algorithm Ọgbọ Key
Ọgụgụ 2: Ndabere nke paramita nyocha
●Ozi nrịbama ihu igwe na-akwado nchekwa na izo ya ezo, yana data nke onye ọrụ na-akwadokwa izo ya ezo.Algọridim nke iguzosi ike n'ezi ihe na nzuzo na-eji igodo ogologo 128-bit ma nwee ike nchekwa dị elu.Ọgụgụ 3 dị n'okpuru na-egosi usoro ọgbọ nke paramita metụtara nyocha, nke HSS na MME bụ modul arụ ọrụ n'ime nke netwọọdụ nke tactical lt.
Ọgụgụ 3: Usoro mmepụta nke paramita nyocha netwọk nkeonwe
Ọgụgụ 4: Usoro mmepụta nke paramita nyocha njedebe
●Mgbe4g LTE wireless data ọnụroams, switches ma ọ bụ nwetaghachi n'etiti eNodeBs, ọ nwere ike iji usoro nyocha ọzọ iji nyochaa ma melite igodo iji hụ na nchekwa n'oge ịnweta ekwentị.
Ọgụgụ 5: Igodo njikwa mgbe ị na-agbanwe
Ọgụgụ 6: Nyocha oge nke ọnụ ọnụ site na eNB
●Usoro nrịbama nyocha
Achọrọ nkwenye mgbe UE malitere oku, akpọ, na debanyere aha.Enwere ike imekwa nchekwa nzuzo/ntụkwasị obi ka emechara nyocha.UE na-agbakọ RES (akara nzaghachi nzaghachi na kaadị SIM), CK (igodo nzuzo) na IK (igodo nchebe iguzosi ike n'ezi ihe) dabere na RAND nke netwọk LTE zipụrụ, wee dee CK na IK ọhụrụ n'ime kaadị SIM.ma ziga RES azụ na netwọk LTE nkeonwe.Ọ bụrụ na netwọk LTE nkeonwe chere na RES ziri ezi, usoro nyocha ga-akwụsị.Mgbe nyochachara nke ọma, netwọkụ LTE nkeonwe na-ekpebi ma ọ ga-eme usoro njikwa nchekwa.Ọ bụrụ ee, netwọk LTE na-ebute ya, yana eNodeB na-emejuputa nchekwa nzuzo/ntụkwasị obi.
Ọgụgụ 7: Usoro nrịbama nyocha
Ọgụgụ 8: Usoro nrịbama ọnọdụ nchekwa
Ngwa oyi akwa
●Mgbe ndị ọrụ na-enweta, a na-emejuputa nyocha nchekwa na oyi akwa ngwa iji gbochie ịnweta onye ọrụ iwu na-akwadoghị.
●Data onye ọrụ nwere ike iji usoro IPSEC iji hụ na nchekwa data onye ọrụ.
●Mgbe achọpụtara nsogbu n'oge ngwa, onye ọrụ nwere nsogbu ahụ nwere ike ịmanye ịgaghị n'ịntanetị site na ịhazi oge ọrụ dịka nkwụsị nke mmanye na igbu ọchụ.
Nchekwa netwọkụ
●Usoro azụmahịa netwọk nkeonwe nwere ike jikọọ na netwọk mpụga site na ngwa firewall iji hụ na echekwabara netwọk nkeonwe site na mwakpo mpụga.N'otu oge ahụ, a na-echekwa topology dị n'ime nke netwọk ahụ ma zoo ya iji gbochie ikpughe netwọk ma na-echekwa nchekwa netwọk.
Oge nzipu: Eprel-25-2024
